(1) For the 2013 academic year, how many learners were enrolled in each province in each grade from Grade 1 to Grade 12 in ordinary public schools; (2) how many of the learners enrolled in each grade (a) are repeating the grade or (b) have repeated a grade in the same phase in each province; (3) for the 2012 academic year, what were the rates of retention, progression and promotion, expressed as the number of learners and the percentage of total learners, in each province in each grade from Grade 1 to Grade 12 in ordinary public schools?